﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using IPR_StudyMeetingMrgSys.DBUtility;//Please add references
namespace IPR_StudyMeetingMrgSys.DAL
{
	/// <summary>
	/// 数据访问类:Role
	/// </summary>
	public partial class Role
	{
		public Role()
		{}
		#region  BasicMethod



		/// <summary>
		/// 增加一条数据
		/// </summary>
		public long Add(IPR_StudyMeetingMrgSys.Model.Role model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into Role(");
			strSql.Append("RoleID,RoleName,RoleOrderID)");
			strSql.Append(" values (");
			strSql.Append("@RoleID,@RoleName,@RoleOrderID)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@RoleID", SqlDbType.Int,4),
					new SqlParameter("@RoleName", SqlDbType.NVarChar,20),
					new SqlParameter("@RoleOrderID", SqlDbType.Int,4)};
			parameters[0].Value = model.RoleID;
			parameters[1].Value = model.RoleName;
			parameters[2].Value = model.RoleOrderID;

			object obj = DbHelperSQL.GetSingle(strSql.ToString(),parameters);
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt64(obj);
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(IPR_StudyMeetingMrgSys.Model.Role model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update Role set ");
			strSql.Append("RoleID=@RoleID,");
			strSql.Append("RoleName=@RoleName,");
            strSql.Append("RoleOrderID=@RoleOrderID");
            strSql.Append(" where AutoID=@AutoID");
			SqlParameter[] parameters = {
					new SqlParameter("@RoleID", SqlDbType.Int,4),
					new SqlParameter("@RoleName", SqlDbType.NVarChar,20),
                    new SqlParameter("@RoleOrderID", SqlDbType.Int,4),
                    new SqlParameter("@AutoID", SqlDbType.BigInt,8)};
			parameters[0].Value = model.RoleID;
			parameters[1].Value = model.RoleName;
            parameters[2].Value = model.RoleOrderID;
            parameters[3].Value = model.AutoID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(long RoleID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from Role ");
			strSql.Append(" where RoleID=@RoleID");
			SqlParameter[] parameters = {
					new SqlParameter("@RoleID", SqlDbType.BigInt)
			};
			parameters[0].Value = RoleID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string AutoIDlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from Role ");
			strSql.Append(" where AutoID in ("+AutoIDlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public IPR_StudyMeetingMrgSys.Model.Role GetModel(long AutoID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 AutoID,RoleID,RoleName,RoleOrderID from Role ");
			strSql.Append(" where AutoID=@AutoID");
			SqlParameter[] parameters = {
					new SqlParameter("@AutoID", SqlDbType.BigInt)
			};
			parameters[0].Value = AutoID;

			IPR_StudyMeetingMrgSys.Model.Role model=new IPR_StudyMeetingMrgSys.Model.Role();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				return DataRowToModel(ds.Tables[0].Rows[0]);
			}
			else
			{
				return null;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public IPR_StudyMeetingMrgSys.Model.Role DataRowToModel(DataRow row)
		{
			IPR_StudyMeetingMrgSys.Model.Role model=new IPR_StudyMeetingMrgSys.Model.Role();
			if (row != null)
			{
				if(row["AutoID"]!=null && row["AutoID"].ToString()!="")
				{
					model.AutoID=long.Parse(row["AutoID"].ToString());
				}
				if(row["RoleID"]!=null && row["RoleID"].ToString()!="")
				{
					model.RoleID=int.Parse(row["RoleID"].ToString());
				}
				if(row["RoleName"]!=null)
				{
					model.RoleName=row["RoleName"].ToString();
				}
				if(row["RoleOrderID"]!=null && row["RoleOrderID"].ToString()!="")
				{
					model.RoleOrderID=int.Parse(row["RoleOrderID"].ToString());
				}
			}
			return model;
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select AutoID,RoleID,RoleName,RoleOrderID ");
			strSql.Append(" FROM Role ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
			strSql.Append(" AutoID,RoleID,RoleName,RoleOrderID ");
			strSql.Append(" FROM Role ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM Role ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperSQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.AutoID desc");
			}
			strSql.Append(")AS Row, T.*  from Role T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQL.Query(strSql.ToString());
		}

        /*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "Role";
			parameters[1].Value = "AutoID";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

        #endregion  BasicMethod
        #region  ExtensionMethod
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int RoleID)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from Role");
            strSql.Append(" where RoleID=@RoleID ");
            SqlParameter[] parameters = {
                    new SqlParameter("@RoleID", SqlDbType.Int,4)            };
            parameters[0].Value = RoleID;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }
        #endregion  ExtensionMethod
    }
}

